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Articles tagged "Rejection"

  • 2017 American Transplant Congress

    Eight Years of Low-Dose Valganciclovir; Evaluating the Incidence and Risk Factors of CMV in Kidney Transplant Recipients.

    S. El Hajj, M. Kim, J. Azzi, S. Gabardi.

    Kidney Transplant, Brigham and Women's Hostpial, Boston, MA

    Introduction: Cytomegalovirus (CMV) remains one the most clinically relevant and frequent post-transplant infections. Despite the availability of effective antiviral drugs, CMV continues to be of…
  • 2017 American Transplant Congress

    IdeS, an IgG Endopeptidase, Effectively Cleaves Anti-HLA Antibody (Ab), Resulting in Inhibition of Anti-HLA Ab-Mediated NK Cell Activation and Ab-Dependent Cell-Mediated Cytotoxicity (ADCC) in HLA-Sensitized Kidney Transplant Patients (HS KTx Pts).

    S. Ge, M. Chu, J. Choi, S. Louie, A. Kang, A. Vo, A. Peng, S. Jordan, M. Toyoda.

    Transplant Immunology Laboratory and Comprehensive Transplant Center, Cedars-Sinai Medical Center, Los Angeles, CA

    Background: Ab-mediated rejection (ABMR) is a major obstacle in HS KTx Pts. ADCC is a mechanism responsible for ABMR. IdeS cleaves all 4 human IgG…
  • 2017 American Transplant Congress

    Short Term Renal Allograft Outcomes Following Treatment of Early Subclinical Borderline Changes on Surveillance Biopsies.

    C. James, K. Woodside, J. Park, A. Naik, E. Farkash, R. Sung, M. Samaniego, Y. Huang.

    University of Michigan, Ann Arbor, MI

    There is no consensus on treating subclinical borderline changes on surveillance biopsy in kidney transplant (KT) recipients. We examined whether treatment with pulsed corticosteroids led…
  • 2017 American Transplant Congress

    Effects of Anti-HLA Antibodies on Endothelial Expression and Serum Levels of Thrombomodulin in Kidney Recipients.

    S. Beland, O. Desy, P. Valin, S. De Serres.

    Medicine, Universite Laval, Quebec, QC, Canada

    Background: Thrombomodulin (TBM) is an anticoagulant and anti-inflammatory protein expressed on endothelial cells (ECs). Mutations of TBM are seen in thrombotic microangiopathies due to aHUS.…
  • 2017 American Transplant Congress

    HLA Mismatching Does Not Have an Impact on Graft or Patient Survival in Simultaneous Kidney-Pancreas Transplantation. A Single Institution Experience.

    I. Moinuddin, M. Yaqub, T. Taber, D. Mishler, M. Mujtaba, J. Powelson, O. Adebiyi, J. Fridell, A. Sharfuddin.

    Indiana University Health, Indianapolis

    Purpose: There is conflicting data on whether the level and type of HLA mismatching (MM) has an impact on pancreas, kidney, or patient survival in…
  • 2017 American Transplant Congress

    High Risk Renal Transplant Recipients on Steroid Free Immunosupression Regimen. Indiana University Experience.

    O. Adebiyi, S. Hussain, D. Mishler, W. Goggins, M. Yaqub, T. Taber, A. Sharfuddin.

    Renal Transplant, Indiana University School of Medicine, Indianapolis, IN

    Background : Immunologic risk often influence the choice immunosuppressive regimen used in renal transplant recipient. Patient with positive flow cytometry crossmatch (FCXM) or presence of…
  • 2017 American Transplant Congress

    Rabbit Anti-Human Thymocyte Immunoglobulin (rATG) for Rescue Treatment of Chronic Antibody-Mediated Rejection (cAMR) After Pediatric Kidney Transplantation.

    L. Pape, T. Ahlenstiel-Grunow, J. Drube, M. Kreuzer, C. Lerch, N. Kanzelmeyer, S. Wente, I. Hennies, Y. Cihan.

    Pediatric Nephrology, Hannover Medical School, Hannover, Germany

    Background. Chronic antibody-mediated rejection (cAMR) is the leading cause of long-term graft loss after kidney transplantation. Treatment guidelines include rituximab, immunoadsorption, immunoglobulins and/or bortezomib, but…
  • 2017 American Transplant Congress

    Compartmental Infiltration of Kidney Allograft with Monocyte-Macrophage Subtypes Defines the Type of Rejection.

    T. van den Bosch,1 M. Clahsen-van Groningen,2 F. Rezaee,3 D. Hesselink,1 D. Nieboer,4 E. Steyerberg,4 C. Baan,1 A. Rowshani.1

    1Internal Medicine, Erasmus University Medical Center, Rotterdam, Netherlands; 2Pathology, Erasmus University Medical Center, Rotterdam, Netherlands; 3Gastroenterology, Erasmus University Medical Center, Rotterdam, Netherlands; 4Public Health, Erasmus University Medical Center, Rotterdam, Netherlands

    Purpose: Rejection significantly worsens the graft function and survival. We studied monocyte-macrophage compartmental infiltration of 62 kidney transplant biopsies with diagnosis of: acute antibody mediated…
  • 2017 American Transplant Congress

    Ectopic Lymphoid Structures Are Present in Type I T-Cell Mediated Kidney Transplant Rejection.

    K. de Leur,1,2 M. Clahsen-van Groningen,3 G. de Graav,1 D. Hesselink,1 J. Samsom,4 C. Baan,1 K. Boer.1

    1Internal Medicine, Erasmus MC, Rotterdam, Netherlands; 2Surgery, Division HPB and Transplant Surgery, Erasmus MC, Rotterdam, Netherlands; 3Pathology, Erasmus MC, Rotterdam, Netherlands; 4Pediatrics, Erasmus MC, Rotterdam, Netherlands

    BackgroundIn renal transplantation, many allograft recipients develop donor-specific antibodies associated with an increased risk for graft rejection. Current immunosuppressive agents are principally aimed at T-cell-mediated…
  • 2017 American Transplant Congress

    Belatacept for Chronic Antibody-Mediated Rejection in Kidney Transplantation.

    D. Kumar,1 G. Gupta,1 J. Reeve,2 P. Sanghi,1 S. Bobba,1 M. Levy,1 C. Bhati,1 P. Kimball,1 H. Fattah,1 A. King,1 H. Massey,1 P. Halloran.2

    1Virginia Commonwealth University, Richmond; 2Alberta Transplant Applied Genomics Center, Edmonton, Canada

    Background: Chronic antibody mediated rejection (cAMR) is a major cause of long-term kidney transplant (KT) loss. Antibody or immune cell depletional therapies have unclear efficacy…
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